Unicast Routing Protocols This section provides configuration information for the following topics: Advertising IPv4 NLRI with IPv6 Next-Hop Associating Communities with Static and Aggregate Routes BGP Add-Path BGP Add-Path Policy Control BGP Autonomous System Override BGP Conditional Route Advertisement BGP Convergence — Delayed Route Advertisement BGP Default Route Origination BGP Fast Reroute BGP Fast Reroute Policy Control BGP FlowSpec for IPv4 and IPv6 BGP Multipath BGP Optimal Route Reflection for Hierarchical Networks BGP Optimal Route Reflection for Non-Hierarchical Networks BGP Prefix Limit per Address Family BGP Remove-Private ASN BGP Route Leaking BGP Route Refresh BGP Unresolved Route Leaking from Base Router to VPRN BGP Weighted ECMP Dynamic BGP Peers EBGP Default Reject Policy EBGP Route Resolution to a Static Route Flexible Algorithm for IS-IS IS-IS Link Bundling Next-Hop Resolution for Labeled BGP Routes Policy Chaining and Logical Expressions Route Policy Action to Suppress BGP Route Installation Separate BGP RIBs for Labeled Routes